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National Stock Number:
5305-01-256-6893
Federal Supply Class:
5305
National Item Identification Number:
012566893
Description:
SCREW ASSEMBLY,PANEL
Detail:
A HEADED, THREADED FASTENING DEVICE OVER WHICH MAY BE ASSEMBLED; (1) A STAND-OFF; (2) A FLANGED BUSHING WITH WASHER(S) AND/OR A SHOULDERED BUSHING WITHOUT A FLANGE, OR IT MAY HAVE AN INTERNALLY THREADED SLEEVE THAT IS AN INTEGRAL PART OF THE SCREW; A WASHER AND AN EXTERNALLY THREAD SELF-LOCKING BUSHING THAT IS DRIVEN BY AN INSERTED DRIVER. ATTACHED TO PANEL BY THREADED BUSHING OR BY FLARING END OF STAND-OFF, OR BUSHING. USED IN CONJUNCTION WITH A SPEED NUT, NUT PLATE, OR DRIVEN INTO A THREADED HOLE IN THE ITEM THAT THE PANEL IS FASTENED TO. MAY BE SPRING LOADED.
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Manufacturer Information:
| 53-17-811-26 | 94222 | SOUTHCO INC |
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Techincal Specification:
| FASTENER LENGTH | 1.062 INCHES NOMINAL | | HEAD DIAMETER | 0.438 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 4 | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL ACCOMMODATED THICKNESS | 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SPECIAL FEATURES | STRAIGHT KNURL | | SURFACE TREATMENT | CHROMATE ZINC FASTENER | | SURFACE TREATMENT | CHROMATE ZINC STAND-OFF | | SURFACE TREATMENT | PASSIVATE PRIMARY WASHER | | SURFACE TREATMENT | PASSIVATE SPRING | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.375 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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